16
Sep
Negative Relationship Scatter Plot. Draw a scatter plot. Making decisions about whether or not the relationship we see in any graphical display should be considered significant is a subject we shall address in a future unit. Example of direction in scatterplots. We often see patterns or relationships in scatterplots.
Describing trends in scatter plots. Example of direction in scatterplots. Scatter Plot Showing a Strong Negative Correlation Discussion Note in the plot above how a straight line comfortably fits through the data. If the points on the scatter plot seem to be scattered randomly there is no relationship or no correlation between the variables. Scatter Plots also called scatter diagrams are used to investigate the possible relationship between two variables that both relate to the same event A straight line of best fit using the least squares method is often included. Notice again that the points only sort of line up.
If the points on the scatter plot seem to form a line that slants down from left to right there is a negative relationship or negative correlation between the variables.
If the points on the scatter plot seem to form a line that slants down from left to right there is a negative relationship or negative correlation between the variables. Positive and negative linear associations from scatter plots. When the variable tends to increase as the variable increases we say there is a positive correlation between the variables. Positive and negative linear associations from scatter plots Practice. This tutorial takes you through the steps of creating a scatter plot drawing a line-of-fit. Notice again that the points only sort of line up.